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Allocating and sharing memory with user space from an I/O Kit driver
(HTML)
( )
QA1197: Describes the preferred technique for allocating and sharing buffers in an I/O Kit kernel driver.
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Technical Q&As |
2008-10-13
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Are the Name Registry device tree nodes unique?
(HTML)
Deprecated - HW64: Discusses whether Name Registry nodes copied from the Open Firmware device tree are unique.
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Technical Q&As |
1999-10-11
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Bonjour enforces the service type format in Panther
(HTML)
QA1198: Explains why registering a Bonjour service might fail on Panther.
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Technical Q&As |
2004-03-23
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BSDLLCTest
(HTML)
(DMG)
(ZIP)
Program sample demonstrates how to send and receive raw LLC Ethernet packets.
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Sample Code |
2003-06-12
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Building Universal I/O Kit Drivers
(HTML)
TN2163: How to build a universal I/O Kit kernel driver while avoiding common pitfalls.
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Technical Notes |
2008-08-18
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CCL Modem Scripting Guide
(HTML)
(PDF)
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Guides |
2007-06-28
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CCL Modem Scripting Release Notes
(HTML)
Explains changes to modem CCLs for Mac OS X v10.5 and what to do to change existing and supersede older scripts.
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Release Notes |
2007-10-31
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Changing the TCP Window Size
(HTML)
NW47: Describes how to change the TCP window size in Open Transport.
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Technical Q&As |
1997-03-14
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The "chosen" node in the device tree
(HTML)
HW88: Describes how to find the "chosen" node in the Open firmware device tree.
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Technical Q&As |
2000-09-05
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Discovering all advertised Bonjour service types
(HTML)
QA1337: Explains how to discover all Bonjour service types being advertised on the local network.
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Technical Q&As |
2004-06-01
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The dreaded "incompatible flag -framework" error
(HTML)
QA1096: Explains how to eliminate the incompatible flag -framework error in Project Builder.
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Technical Q&As |
2001-12-05
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enetlognke
(HTML)
(DMG)
(ZIP)
Interface filter based on supported Kernel Programming Interfaces for Tiger.
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Sample Code |
2005-08-10
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ExpressCard Prevents System Sleep
(HTML)
QA1517: Describes how some ExpressCard cards can prevent system sleep and how to fix the problem.
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Technical Q&As |
2007-02-28
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Generating a Non-Maskable Interrupt (NMI)
(HTML)
()
QA1264: Explains how to generate a non-maskable interrupt (NMI) on modern Macintosh systems.
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Technical Q&As |
2008-10-13
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GetMACAddressSample
(HTML)
(DMG)
(ZIP)
Demonstrates how to retrieve the MAC address for each Ethernet interface from the Mac OS X I/O Registry.
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Sample Code |
2003-01-14
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GetPrimaryMACAddress
(HTML)
(DMG)
(ZIP)
Demonstrates retrieving the MAC address of the built-in Ethernet controller. Useful for uniquely identifying a Macintosh system.
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Sample Code |
2005-10-27
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GetSetOptions
(HTML)
(DMG)
(ZIP)
Demonstrates a variety of uses of Open Transport's option management routines.
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Sample Code |
2003-01-14
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Getting a Packet Trace
(HTML)
()
QA1176: Lists tools available for looking at the network packets on the wire.
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Technical Q&As |
2008-06-03
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GridCalendar
(HTML)
(DMG)
(ZIP)
Demonstrates how to add a custom job submission UI to the GridSample project.
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Sample Code |
2005-06-01
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How to use the OT modem script engine
(HTML)
()
Deprecated - NW50: Shows how to use the Open Transport modem script engine.
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Technical Q&As |
1997-07-11
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I/O Kit Framework Reference
(HTML)
Describes the I/O Kit classes that support non-kernel access to I/O Kit objects through the device-interface mechanism.
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Reference |
2009-03-04
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Installing an I/O Kit KEXT Without Rebooting
(HTML)
QA1319: Describes the state of the art of installing I/O Kit kernel extensions (KEXTs) without requiring a restart.
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Technical Q&As |
2003-10-28
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IODeviceTree and the I/O Registry
(HTML)
()
QA1120: Describes the IODeviceTree plane in the Mac OS X I/O Registry.
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Technical Q&As |
2008-09-18
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IOKit Framework Headers
(HTML)
()
QA1107: Describes the differences between the headers in IOKit.framework and the I/O Kit headers in Kernel.framework.
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Technical Q&As |
2002-01-15
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Issues with boot time KEXT loading
(HTML)
()
QA1087: Explains how to solve problems with loading KEXTs at boot time.
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Technical Q&As |
2004-01-15
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Kernel Framework Reference
(HTML)
Describes the APIs and classes (including I/O Kit families) that support kernel-resident device drivers.
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Reference |
2009-01-06
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Mac OS X Server Security Configuration Guide
(PDF)
Describes how to configure Mac OS X Server to enhance server and service security.
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Guides |
2008-06-09
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Making sense of IOKit error codes
(HTML)
()
QA1075: Explains how to interpret I/O Kit error codes.
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Technical Q&As |
2002-02-07
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Mixing link-local IP addresses and routable IP addresses
(HTML)
QA1357: Explains how to enable communication between devices with link-local addresses and devices with routable addresses.
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Technical Q&As |
2005-07-06
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Network Device Driver Programming Guide
(HTML)
(PDF)
Background and task information about developing network drivers for Mac OS X.
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Guides |
2008-03-11
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Network Kernel Extensions (legacy)
(HTML)
(PDF)
Describes how to write a kernel extension for adding or modifying functionality of a networking stack (Mac OS X 10.3 and earlier).
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Guides |
2006-10-03
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Network Kernel Extensions Programming Guide
(HTML)
(PDF)
Describes how to write a kernel extension for adding or modifying functionality of a networking stack (Mac OS X 10.4 and later).
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Guides |
2009-03-02
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NoCopyReceives
(HTML)
(DMG)
(ZIP)
Demonstrates using no-copy receives under Open Transport.
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Sample Code |
2003-01-14
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Open Transport STREAMS FAQ
(HTML)
Deprecated - TN1117: Decribes writing STREAMS modules and drivers for use with Open Transport.
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Technical Notes |
1997-12-01
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OTScheduleDeferredTask When Task Running
(HTML)
()
NW52: Describes what happens when you use OTScheduleDefferedTask to schedule a task that is running.
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Technical Q&As |
1997-10-13
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The "packages" node in the device tree
(HTML)
HW90: Describes the "packages" node in the Open Firmware device tree.
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Technical Q&As |
2006-02-22
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Power Management; Policy Maker vs. Power Controller
(HTML)
()
QA1121: Describes the differences between a Power Management Policy Maker and a Power Management Power Controller.
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Technical Q&As |
2002-02-13
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Registering a Bonjour service multiple times
(HTML)
QA1311: Explains why registering the same Bonjour service twice on the same machine doesn't cause a name conflict.
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Technical Q&As |
2003-10-23
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The state of mDNSResponder
(HTML)
QA1339: Explains how to obtain information regarding the internal state of mDNSResponder.
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Technical Q&As |
2006-10-03
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T_DATA_REQ vs M_DATA TPI Message Blocks
(HTML)
()
NW42: Explains why OT passes data to a TPI module using M_DATA message blocks instead of M_PROTO+T_DATA_REQ.
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Technical Q&As |
1996-10-25
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TCP/IP Option Sizes
(HTML)
()
NW62: Enumerates the TCP/IP options and their sizes for Open Transport.
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Technical Q&As |
1999-04-26
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tcplognke
(HTML)
(DMG)
(ZIP)
Demonstrates a TCP socket filter based on supported Kernel Programming Interfaces for Tiger
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Sample Code |
2006-11-27
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Understanding and Debugging Kernel Panics
(HTML)
()
TN2063: Addresses kernel panics: what they are and how to debug the code that caused the panic.
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Technical Notes |
2008-08-14
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What are configuration variables in Open Firmware?
(HTML)
()
HW38: Defines the configuration variables in Open Firmware.
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Technical Q&As |
1999-02-15
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What are snag keys in Open Firmware?
(HTML)
()
HW35: Explains Open Firmware snag keys, including examples of their function.
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Technical Q&As |
1999-02-15
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